Document file



FIG. 1 is a perspective view of a document file showing my new design;

FIG. 2 is a front elevational view;

FIG. 3 is a rear elevational view;

FIG. 4 is a top plan view;

FIG. 5 is a bottom plan view; and

FIG. 6 is a side elevational view. 

The ornamental design for a document file, substantially as shown and described. 